“a cloud storage for your sleep data – backup, sync, view, share and compare”
Set up a sleep goal in Beeminder to make you keep up with it.
Correlate your sleep with Fitbit, RunKeeper, Strava, Foursquare, Last.fm with Zenobase.
Combine your health and fitness data from a wide range of sources with FitnessSyncer or keep all you health data in one app with Nudge, or use Fluxtream (an open source non-profit personal data visualization framework to help you make sense of your life). And of course, there’s also the Google Fit platform.